Since the early 1970s, group dental insurance has been one of the fastest-growing employee benefits. I has been estimated that in the past 25 years the percentage of employees who have dental coverage has grown from about 5% to more than 60%.

More than half of the persons covered under employer-provided medical expense plans have some type of vision coverage. Desppite concerns with rising benefit costs in recent years, vision care is one type of benefit that employers continue to add. Routine eye exams can result in better overall health. Proper vision correction can also result in fewer accidents and greater productivity by minimizing eyestrain and headaches.